@deep: ~'>>>';

.boxkung {
    width: 895px;
    margin: 0 auto;
}
.el-menu {
    position: relative;
    .el-button {
        position: absolute;
        right: 0;
    }
}
@{deep} .el-menu-item {
    padding: 0 15px!important;
}
.sup {
    width: 200px;
}